ref: a7f5ecaf636e38f407c951d0e86dcc4c4f424bd6
dir: /sys/src/cmd/python/Python/asdl.c/
#include "Python.h" #include "asdl.h" asdl_seq * asdl_seq_new(int size, PyArena *arena) { asdl_seq *seq = NULL; size_t n = sizeof(asdl_seq) + (size ? (sizeof(void *) * (size - 1)) : 0); seq = (asdl_seq *)PyArena_Malloc(arena, n); if (!seq) { PyErr_NoMemory(); return NULL; } memset(seq, 0, n); seq->size = size; return seq; } asdl_int_seq * asdl_int_seq_new(int size, PyArena *arena) { asdl_int_seq *seq = NULL; size_t n = sizeof(asdl_seq) + (size ? (sizeof(int) * (size - 1)) : 0); seq = (asdl_int_seq *)PyArena_Malloc(arena, n); if (!seq) { PyErr_NoMemory(); return NULL; } memset(seq, 0, n); seq->size = size; return seq; }